Home / 51,269.70-76,890.15-16,220.10

Finding the Fourth Proportional to 51,269.70, 76,890.15 and 16,220.10

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Solution

The fourth proportional to 51,269.70, 76,890.15 and 16,220.10 is: 24,325.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,269.70 : 76,890.15 = 16,220.10 : x
  2. Step 2: Convert to fraction form
    51,269.70/76,890.15 = 16,220.10/x
  3. Step 3: Cross multiply
    51,269.70x = 76,890.15 × 16,220.10
  4. Step 4: Simplify right side
    51,269.70x = 1,247,165,922.02
  5. Step 5: Solve for x
    x = 1,247,165,922.02/51,269.70
  6. Step 6: Final answer
    x = 24,325.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.